98638960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{25163}}^1$

素因数の和:25190

約数の個数: 60

約数和(自身を含む): 266788728

約数和(自身を除く): 168149768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 25163, 50326, 100652, 125815, 176141, 201304, 251630, 352282, 402608, 503260, 704564, 880705, 1006520, 1232987, 1409128, 1761410, 2013040, 2465974, 2818256, 3522820, 4931948, 6164935, 7045640, 9863896, 12329870, 14091280, 19727792, 24659740, 49319480, 98638960]

約数ペア:

[(1, 98638960), (2, 49319480), (4, 24659740), (5, 19727792), (7, 14091280), (8, 12329870), (10, 9863896), (14, 7045640), (16, 6164935), (20, 4931948), (28, 3522820), (35, 2818256), (40, 2465974), (49, 2013040), (56, 1761410), (70, 1409128), (80, 1232987), (98, 1006520), (112, 880705), (140, 704564), (196, 503260), (245, 402608), (280, 352282), (392, 251630), (490, 201304), (560, 176141), (784, 125815), (980, 100652), (1960, 50326), (3920, 25163)]